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Robert is 15 years older than his sister, Helen. The sum of their ages is 63. Find their ages.

6 years ago

Answers

PsyDAG
Let x = Helen's age and x+15 = Robert's.

x + (x+15) = 63

Solve for x, then x+15.
6 years ago
Ms. Sue
x is Helen's age
(x + 15) is Robert's age

x + (x + 15) = 63
2x = 48
x = 24
6 years ago
alyssa
alyssa is twice as old as janna three years from now the sum of thier age will be 42 how old alyssa
5 years ago
Marissa
Siri, who is not yet 22 year old
5 years ago

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